Home / 162,837,067.80-244,255,601.70-72,137,803.80

Finding the Fourth Proportional to 162,837,067.80, 244,255,601.70 and 72,137,803.80

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Solution

The fourth proportional to 162,837,067.80, 244,255,601.70 and 72,137,803.80 is: 108,206,705.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,837,067.80 : 244,255,601.70 = 72,137,803.80 : x
  2. Step 2: Convert to fraction form
    162,837,067.80/244,255,601.70 = 72,137,803.80/x
  3. Step 3: Cross multiply
    162,837,067.80x = 244,255,601.70 × 72,137,803.80
  4. Step 4: Simplify right side
    162,837,067.80x = 17,620,062,672,485,544
  5. Step 5: Solve for x
    x = 17,620,062,672,485,544/162,837,067.80
  6. Step 6: Final answer
    x = 108,206,705.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.